6 #[allow_warnings] if true {}
11 #[first_attr] if true {
19 #[attr] if let Some(_) = Some(true) {}
25 let x: () = true; // Should not error due to the #[cfg(FALSE)]
28 #[cfg_attr(not(unset_attr), cfg(FALSE))]
30 let a: () = true; // Should not error due to the applied #[cfg(FALSE)]
34 macro_rules! custom_macro {